Ureteral access sheath
US9295811B2 · kind B2 · utility
3Cited by
31References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 12, 2014 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Dec 12, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0177
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
In one embodiment, an access sheath includes a sheath assembly including sheath tubing, the sheath tubing having a main lumen and a secondary lumen that extends along the length of the main lumen. The main lumen has a first cross-sectional area, a first length, and a distal end outlet. The secondary lumen has a second cross-sectional area less than the first cross-sectional area, a second length less than the first length, and a distal end outlet terminating proximal of the main lumen distal outlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.